Table 3

Summary of Outcomes by Ejection Fraction Groups

LevelOverall
(N = 99,825)
Reduced Ejection Fraction (n = 48,950)Borderline Ejection Fraction (n = 12,819)Preserved Ejection Fraction (n = 38,056)p Value
N%n%n%n%
Length of stayMedian93,4654.0045,2164.0012,0364.0036,2134.00<0.0001
25th3.003.003.003.00
75th7.007.007.007.00
Mean5.775.675.695.92
± SD6.927.266.626.56
Minimum1.001.001.001.00
Maximum362.00362.00311.00307.00
Length of stay >4 daysYes43,71646.7720,45545.24561046.6117,65148.74<0.0001
In-hospital deathYes3,0593.061,5723.213362.621,1513.020.0020
  • p values were calculated by comparing nonmissing row values only.

  • p values are based on Pearson chi-square test results for all categorical row variables.